PDQ 7141 BC PA HO X 689 Grade 1, Heavy Duty Cast Iron Door Closer, Hold Open, Delayed Action, Aluminum
The PDQ 7100 Series is a heavy duty, fully featured architectural style door control. A high strength cast iron body and forged steel arm assembly provides maximum durability and reliability in the most brutal environments. Recommended applications include high frequency abusive installations such as schools, universities, military bases and the most demanding commercial buildings. The backcheck positioning valve feature provides a consistent backcheck snubbing range for regular, top jamb and parallel arm applications, preventing costly damage during forceful opening of the door. The 7100 Series has a fully adjustable spring range that can be set to meet barrier free requirements. The 7100 Series is the right choice when you need strong, reliable door control unit.